3-methyl-3-(3-methylaminopropyl)-1-phenylindol-2-one 3-methyl-3-(3-methylaminopropyl)-1-phenyl-indolin-2-one 3-methyl-3-(3-methylaminopropyl)-1-phenyl-2-indolinone 3-methyl-3-(3-methylaminopropyl)-1-phenyl-oxindole 3-methyl-3-(3-methylaminopropyl)-1-phenyl-indol-2-one